20172788016

素因数分解:

$2^4\times 3^1\times {\mathrm{3221}}^1\times {\mathrm{130477}}^1$

素因数の和:133709

約数の個数: 40

約数和(自身を含む): 52129614384

約数和(自身を除く): 31956826368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 3221, 6442, 9663, 12884, 19326, 25768, 38652, 51536, 77304, 130477, 154608, 260954, 391431, 521908, 782862, 1043816, 1565724, 2087632, 3131448, 6262896, 420266417, 840532834, 1260799251, 1681065668, 2521598502, 3362131336, 5043197004, 6724262672, 10086394008, 20172788016]

約数ペア:

[(1, 20172788016), (2, 10086394008), (3, 6724262672), (4, 5043197004), (6, 3362131336), (8, 2521598502), (12, 1681065668), (16, 1260799251), (24, 840532834), (48, 420266417), (3221, 6262896), (6442, 3131448), (9663, 2087632), (12884, 1565724), (19326, 1043816), (25768, 782862), (38652, 521908), (51536, 391431), (77304, 260954), (130477, 154608)]